<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <script src="./js/vue2.js"></script>
</head>
<body>
    <p id="app">{{name}}</p>
</body>

<script>
 let vm = new Vue({
     el:'#app',
     data:{
         name:'jack'
     }
 })


</script>
</html>